feat: Add slots to edges and nodes

Signed-off-by: Braks <78412429+bcakmakoglu@users.noreply.github.com>

src/components/Edges/BezierEdge.vue

@@ -65,6 +65,7 @@ export default {
 </script>
 <template>
   <path class="vue-flow__edge-path" :style="props.style" :d="path" :marker-end="markerEnd" />
+  <slot>
     <EdgeText
       v-if="props.label"
       :x="centered[0]"
@@ -76,4 +77,5 @@ export default {
       :label-bg-padding="props.labelBgPadding"
       :label-bg-border-radius="props.labelBgBorderRadius"
     />
+  </slot>
 </template>

src/components/Edges/EdgeText.vue

@@ -4,7 +4,12 @@ import { CSSProperties, HTMLAttributes } from 'vue'
 interface EdgeTextProps extends HTMLAttributes {
   x: number
   y: number
-  label?: any
+  label?:
+    | string
+    | {
+        component: any
+        props?: any
+      }
   labelStyle?: CSSProperties
   labelShowBg?: boolean
   labelBgStyle?: any
@@ -39,15 +44,16 @@ const bgPadding = computed(() => [props.labelBgPadding[0], props.labelBgPadding[
       :ry="props.labelBgBorderRadius"
     />
     <text ref="edge-text" class="vue-flow__edge-text" :y="height / 2" dy="0.3em" :style="props.labelStyle">
+      <slot>
         <component
-        :is="props.label.component"
+          :is="props.label?.component"
-        v-if="typeof props.label.component !== 'undefined'"
+          v-if="typeof props.label !== 'string' && typeof props.label?.component !== 'undefined'"
           v-bind="{ ...props, ...props.label?.props, width, height, x, y }"
         />
         <template v-else v-html="props.label">
           {{ props.label }}
         </template>
+      </slot>
     </text>
-    <slot></slot>
   </g>
 </template>

src/components/Edges/SmoothStepEdge.vue

@@ -68,6 +68,7 @@ export default {
 </script>
 <template>
   <path class="vue-flow__edge-path" :style="props.style" :d="path" :marker-end="markerEnd" />
+  <slot>
     <EdgeText
       v-if="props.label"
       :x="centered[0]"
@@ -79,4 +80,5 @@ export default {
       :label-bg-padding="props.labelBgPadding"
       :label-bg-border-radius="props.labelBgBorderRadius"
     />
+  </slot>
 </template>

src/components/Edges/StepEdge.vue

@@ -44,5 +44,7 @@ const props = withDefaults(defineProps<StepEdgeProps>(), {
 })
 </script>
 <template>
-  <SmoothStepEdge v-bind="props" :border-radius="0" />
+  <SmoothStepEdge v-bind="props" :border-radius="0">
+    <slot />
+  </SmoothStepEdge>
 </template>

src/components/Edges/StraightEdge.vue

@@ -70,6 +70,7 @@ export default {
 </script>
 <template>
   <path :style="props.style" class="vue-flow__edge-path" :d="path" :marker-end="markerEnd" />
+  <slot>
     <EdgeText
       v-if="props.label"
       :x="centerX"
@@ -81,4 +82,5 @@ export default {
       :label-bg-padding="props.labelBgPadding"
       :label-bg-border-radius="props.labelBgBorderRadius"
     />
+  </slot>
 </template>

src/components/Nodes/DefaultNode.vue

@@ -23,7 +23,9 @@ export default {
 </script>
 <template>
   <Handle type="target" :position="props.targetPosition" :is-connectable="props.connectable" />
+  <slot>
     <component :is="props.data?.label" v-if="typeof props.data?.label !== 'string'" />
     <span v-else v-html="props.data?.label"></span>
+  </slot>
   <Handle type="source" :position="props.sourcePosition" :is-connectable="props.connectable" />
 </template>

src/components/Nodes/InputNode.vue

@@ -20,7 +20,9 @@ export default {
 }
 </script>
 <template>
+  <slot>
     <component :is="props.data?.label" v-if="typeof props.data?.label !== 'string'" />
     <span v-else v-html="props.data?.label"></span>
+  </slot>
   <Handle type="source" :position="props.sourcePosition" :connectable="props.connectable" />
 </template>

src/components/Nodes/OutputNode.vue

@@ -20,7 +20,9 @@ export default {
 }
 </script>
 <template>
+  <slot>
     <component :is="props.data?.label" v-if="typeof props.data?.label !== 'string'" />
     <span v-else v-html="props.data?.label"></span>
+  </slot>
   <Handle type="source" :position="props.targetPosition" :is-connectable="props.connectable" />
 </template>